plataformatec/simple_form — pull request #1094 by thelucid (2014-06-29 16:01:54+00:00)
Title: Remove call to column_for_attribute as it's depreciated in rails master

The title says it all, `column_for_attribute` is now depreciated to this pull requests removes the call and replaces it with a call to `@object.class.columns_hash`.